<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>班长的钱</title>
    <script>
        var money = prompt("请班长输入所带的钱数")
        if(money>=2000){
            alert("班长请大家吃西餐")
        } else if(money>=1500){
            alert("班长请大家吃快餐")
        } else if(money>=1000){
            alert("班长请大家喝饮料")
        } else if(money>=500){
            alert("班长请大家吃棒棒糖")
        } else{
            alert("班长下次把钱带够")
        }
    </script>
</head>
<body>
    
</body>
</html>